diff --git a/rtd-requirements.txt b/rtd-requirements.txt
index 0078bb8..cf6234f 100644
--- a/rtd-requirements.txt
+++ b/rtd-requirements.txt
@@ -5,7 +5,7 @@
 alabaster==0.7.12
 alembic==1.0.11
 amqp==2.5.0
-arrow==0.14.2
+arrow==0.15.1
 asn1crypto==0.24.0
 astunparse==1.6.2
 atomicwrites==1.3.0